diff --git a/soc/arm/nordic_nrf/Kconfig.defconfig b/soc/arm/nordic_nrf/Kconfig.defconfig
index c20df806186..879217a92fe 100644
--- a/soc/arm/nordic_nrf/Kconfig.defconfig
+++ b/soc/arm/nordic_nrf/Kconfig.defconfig
@@ -16,10 +16,12 @@ config CLOCK_CONTROL
 endif # SYS_CLOCK_EXISTS
 
 config SYS_CLOCK_HW_CYCLES_PER_SEC
+	default 1000000 if NRF_GRTC_TIMER
 	default 32768
 
 config SYS_CLOCK_TICKS_PER_SEC
 	default 128 if !TICKLESS_KERNEL
+	default 10000  if NRF_GRTC_TIMER
 	default 32768
 
 config ARCH_HAS_CUSTOM_BUSY_WAIT